[ Gerunds and Infinitives ]
I must ______ to some of their songs before I go to the concert.
A. listen
B. to listen
C. listening

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Conditional and SubjunctiveSentence Structure and Verb TensesModal Auxiliaries and Similar ExpressionsDistinguishing Future TensesSecond ConditionalConjunction: Because and SoPast Simple & Past PerfectModal Verbs and ConditionalsTenses - Pasive VoiceGrammar - Present and Past PassiveOther quiz:
Grammar › ViewWhich is the ____ river in the world?
A. long
B. longest
C. most long
Grammar › View
No one is here. …… I early or late?
A. What
B. Do
C. Did
D. Am
Perfect Tenses › ViewAmanda …….. (help) her mother before 9 AM
A. will have helped
B. helps
C. help
D. is helping
Past Tense › View
Did they cook dinner last weekend?
*Choose the correct past tense response.
A. No, he didn’t.
B. Yes, I did.
C. No, they didn’t.